Lexmark W810n - Optra B/W Laser Printer Reference page 136

10
Remove the tape and orange foam plug from the back of the
cartridge, as shown.
Discard the tape and foam plug.
11
Turn the photoconductor cartridge around so the green grips
are facing you.
12
Align the cartridge with the slots in the printer, as shown.
Plug
122
Green grips